# SDR DL738061004

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 1, 2006
- Submitted: December 7, 2006
- Operation: Air carrier
- Aircraft: [N394DA](https://openairdocs.org/aircraft/N394DA), registered now
- Make and model: Boeing 737832
- Aircraft serial: 30562
- Aircraft time: 19,570 hours, 8,542 cycles
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Regulator
- Part number: DPN365740002
- Part serial: 7101
- Condition: Failed
- Location: Nr 1 Engine
- Stage of operation: TO
- How discovered: O
- Nature of condition: J
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DL738061004

## Discrepancy

AFTER T/O GOT LT ENG BLEED TRIP.  RESET AS PER QRH.  TRIPPED AGAIN.  RETURNED DUE TO ICING EN ROUTE.  REPLACED PRSOV REGULATOR AND HI STAGE PRESS   REGULATOR PER AMM.  RAN ENGINES TO T/O POWER FOR 5 MINS.  BOTH ENGINES MAINTAINED 50 PSI THROUGHOUT RUN.  NO BLEED TRIP.

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